/Engine/Source/Runtime/CoreUObject/Public/UObject/Object.h
Changes the linker and linker index to the passed in one. A linker of NULL and linker index of INDEX_NONE indicates that the object is without a linker.
void SetLinker ( [FLinkerLoad](API\Runtime\CoreUObject\UObject\FLinkerLoad) * LinkerLoad, int32 LinkerIndex, bool bShouldDetachExisting )